docs: def com_google_fonts_check_glyphnames_max_length(ttFont):
    """Check that glyph names do not exceed max length."""
    if ttFont.sfntVersion == b'\x00\x01\x00\x00' and ttFont.get(
        "post") and ttFont["post"].formatType == 3.0:
      yield PASS, ("TrueType fonts with a format 3.0 post table contain no "
                   "glyph names.")
    else:
      failed = False
      for name in ttFont.getGlyphOrder():
        if len(name) > 109:
          failed = True
          yield FAIL, ("Glyph name is too long:" " '{}'").format(name)
      if not failed:
        yield PASS, "No glyph names exceed max allowed length."